cracks formation
51Yule Marble — Lincoln Memorial: exterior is all Yule Marble. Yule Marble is a type of metamorphed limestone found only in the Yule Creek Valley, in the West Elk Mountains of Colorado , just south of the town of Marble, Colorado ( …
52Wood drying — (also seasoning lumber or timber seasoning) refers to reducing the moisture content of wood prior to its use. For some purposes wood is not dried at all (it is used green ) [http://en.wikipedia.org/wiki/Green wood] . Often the wood needs to be in …
53Ceramic engineering — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Ceramic engineering is the science and technology of creating objects from inorganic, non metallic… …
54Landslide mitigation — Landslides can be triggered by many often concomitant causes. In addition to shallow erosion or reduction of shear strength caused by seasonal rainfall, causes triggered by anthropic activities such as adding excessive weight above the slope,… …
55wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …
56Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …
57materials testing — Introduction measurement of the characteristics and behaviour of such substances as metals, ceramics, or plastics under various conditions. The data thus obtained can be used in specifying the suitability of materials for various… …
58Asphalt concrete — Asphalt concrete. As shown in this cross section, many older roadways are …
59Ore resources on Mars — Mars may contain valuable ores that will be very useful to future colonists.[1] The abundance of volcanic features together with widespread cratering are strong evidence for a variety of ores. [2] Contents 1 How deposits are made 2 …
60Exfoliation joint — Exfoliation joints wrapping around Half Dome in Yosemite National Park, California …
